@book{31139,
	author = {Clayton, Marlynn K. and Forton, Mary Beth.},
	title = {Classroom spaces that work.},
	publisher = {Northeast Foundation for Children,},
	year = {c2001.},
	address = {Greenfield, MA :},
	url = {http://www.loc.gov/catdir/enhancements/fy0904/2001086281-d.html}
}